Diseases & Disorders

All Diseases & Disorders Content

Fence line along a broad, open pasture.

Lameness in Cattle: Causes Associated With Injury

Most cattle in pastures and feedlots are exposed to multiple potential causes of injury. Learn some of the injury-related causes of lameness in cattle, starting with the foot and working our way up.

Injured calf resting in a feedlot with a cast around its leg.

Treating Lameness in Cattle

Successfully treating most cases of cattle lameness usually involves more than a simple injection of antibiotics. Knowing the best intervention for a particular animal starts with a good diagnosis of the problem.

Maple leaf branch with green to yellow leaves

Why Are The Tree Leaves Turning Yellow?

Chlorosis, a condition where the leaf veins remain green but the surrounding foliage turns pale green or yellow, is a common occurrence on certain tree species in South Dakota.

ranchers observing cattle in late winter pasture

Late-Term Reproductive Losses in Beef Cattle: Diagnosing the Cause

Reproductive losses account for $1 billion in lost revenue to the beef industry each year. With cattle reproduction, focusing on what we can control and diagnose is the key to avoiding these losses.

filed of sunflowers in bloom

2021 South Dakota Pest Management Guides Now Available

February 04, 2021

SDSU Extension has released the 2021 South Dakota Pest Management Guides.

Outside of a veterinary clinic.

Veterinary Feed Directive: What You Can’t Do With a VFD

Livestock producers and veterinarians have been adjusting to the Veterinary Feed Directive (VFD) rules put into effect on January 1, 2017. With the onset of the rules, producers need to square their previous treatment methods with what a VFD can and can’t do.

A red combine harvesting wheat in a vast, open wheat field.

Best Management Practices for Wheat Production

The Wheat Best Management Practices manual offers a comprehensive guide for optimizing yields, maximizing profits and ensuring long-term sustainability in wheat production.

Several black beef cattle close together feeding.

Tuberculosis in Cattle: What You Need to Know

Bovine tuberculosis is a chronic and slowly progressive disease of cattle that emerges periodically in the U.S. Cases of bovine tuberculosis are usually diagnosed on the basis of tell-tale abnormalities found on slaughter inspection.

A hog farm employee wearing a mask, hairnet, and gloves. He is inspecting a group of pigs.

COVID-19 Safety Guidelines for Essential Swine Industry Employees

America’s pig farmers doing the right things to protect people, pigs, and the planet continue, even during this challenging time.

A brown cow and a black calf standing in a muddy, water-soaked feedlot.

Notes From the ADRDL: Yersinia Infections in Beef Cattle

Of all the germs associated with cattle illnesses, a pathogen that’s not one of the usual suspects has been identified in several cases of cattle death losses in Eastern South Dakota.